Ruvettus species, commonly known as snake mackerels, are identified by their elongated bodies and distinctive coloration. They typically exhibit a dark blue or greenish back with silver sides and a white belly. Their large mouths and sharp teeth are adaptations for their predatory lifestyle, allowing them to catch smaller fish and squid. To accurately identify different Ruvettus species, researchers often examine specific physical characteristics, such as fin shapes and sizes, as well as the number of gill rakers. Genetic analysis can also aid in distinguishing between closely related species, enhancing our understanding of their biodiversity and ecological roles.